Spatz, A.

melanoma patient cancer lymph study sentinel survival treatment interferon tumour trial group melanoma cells metastase oncol probe adjuvant stage analysis number metastasi rt-pcr therapy imaging cutaneous melanoma injection observation cutaneou prognostic ulceration lymph nodes expression lymphatic biopsy ann surg oncol radiation result injection site angiotropism image european tumor detection activity nodal table phase sample metastatic procedure sentinel node biopsy factor signi blood thickness sentinel node sentinel lymph nodes lymphoscintigraphy metastasis-free survival eortc melanoma patients hospital adjuvant therapy count pegylated angiotropic tissue gamma department density article surgery university month interferon group observation group j nucl med medicine angiotropic melanoma cells drainage